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Q1. _________ gets converted to phosgene, when exposed to sunlight.
सूरज की रोशनी के संपर्क में आने पर _________ फ़ॉस्जीन में परिवर्तित हो जाता है
(a) Chloroform/क्लोरोफार्म
(b) Acetone/एसीटोन
(c) Benzene/बेंजीन
(d) Propylene/प्रोपलीन
Show Answer
S1. Ans.(a)
Sol.Phosgene (COCl2) is a toxic gas/liquid used as a chemical warfare agent during WWI. Phosgene can form in chloroform as it is exposed to oxygen and amounts of UV light (although UV light is not always necessary if catalytic contaminants are present). Phosgene has a characteristic odor of cut hay.
Sol.Phosgene (COCl2) is a toxic gas/liquid used as a chemical warfare agent during WWI. Phosgene can form in chloroform as it is exposed to oxygen and amounts of UV light (although UV light is not always necessary if catalytic contaminants are present). Phosgene has a characteristic odor of cut hay.
Q2. Who discovered benzene?
बेंजीन की खोज किसने की थी?
(a) Hal Anger/हाल एंगर
(b) Michael Faraday/माइकल फैराडे
(c) Bruce Ames/ब्रूस एम्स
(d) Nicolas Appert/निकोलस एपर्ट
Show Answer
S2. Ans.(b)
Sol. Benzene was first discovered by the English scientist Michael Faraday in 1825 in illuminating gas.
Sol. Benzene was first discovered by the English scientist Michael Faraday in 1825 in illuminating gas.
Q3. Gateway of India situated in?
गेटवे ऑफ इंडिया कहाँ स्थित है
(a) Gujarat/गुजरात
(b) Delhi/दिल्ली
(c) Mumbai/मुंबई
(d) Jaipur/जयपुर
Show Answer
S3. Ans.(c)
Sol.The Gateway of India is an arch monument built during the 20th century in Bombay(now Mumbai), India. The monument was erected to commemorate the landing of King George V and Queen Mary at Apollo Bunder on their visit to India in 1911.
Sol.The Gateway of India is an arch monument built during the 20th century in Bombay(now Mumbai), India. The monument was erected to commemorate the landing of King George V and Queen Mary at Apollo Bunder on their visit to India in 1911.
Q4. Bhangra is a folk dance of
भांगड़ा किसकाएक लोक नृत्य है?
(a) Arunachal Pradesh/अरुणाचल प्रदेश
(b) Punjab/पंजाब
(c) Assam/असम
(d) Nagaland/नगालैंड
Show Answer
S4. Ans.(b)
Sol. Bhangra , folk dance and music of the Punjab (northwestern India and northeastern Pakistan) and the popular music genre that emerged from it in the mid-to-late 20th century.
Sol. Bhangra , folk dance and music of the Punjab (northwestern India and northeastern Pakistan) and the popular music genre that emerged from it in the mid-to-late 20th century.
Q5. At the equilibrium price
संतुलन मूल्य पर-
(a) quantity demanded is equal to quantity supplied/मांग की मात्रा आपूर्ति कीमात्रा के बराबर होती है
(b) quantity demanded is greater than quantity supplied/मांग की मात्रा आपूर्ति कीमात्रा सेअधिक होती है
(c) elasticity of demand equals elasticity of supply/मांग की लोच आपूर्ति की लोच के बराबर होती है
(d) price elasticity of demand is unity/मांग की कीमत लोच एकाई होती है
Show Answer
S5. Ans.(a)
Sol.The equilibrium price is the market price where the quantity of goods supplied is equal to the quantity of goods demanded. This is the point at which the demand and supply curves in the market intersect.
Sol.The equilibrium price is the market price where the quantity of goods supplied is equal to the quantity of goods demanded. This is the point at which the demand and supply curves in the market intersect.
Q6. Which of the following gases emitted from automobile exhaust is poisonous?
ऑटोमोबाइल निकास से उत्सर्जित निम्नलिखित में से कौन सी गैस जहरीली है?
(a) Carbon monoxide/कार्बन मोनोऑक्साइड
(b) Carbon dioxide/कार्बन डाइआक्साइड
(c) Hydrocarbons/हाइड्रोकार्बन
(d) Sulphur dioxide/सल्फर डाइऑक्साइड
Show Answer
S6. Ans.(a)
Sol.CO is found in fumes produced any time you burn fuel in cars or trucks, small engines, stoves, lanterns, grills, fireplaces, gas ranges, or furnaces. CO can build up indoors and poison people and animals who breathe it.Carbon monoxide is a colorless, odorless, and tasteless gas that is slightly less dense than air. It is toxic to hemoglobic animals when encountered in concentrations above about 35 ppm.
Sol.CO is found in fumes produced any time you burn fuel in cars or trucks, small engines, stoves, lanterns, grills, fireplaces, gas ranges, or furnaces. CO can build up indoors and poison people and animals who breathe it.Carbon monoxide is a colorless, odorless, and tasteless gas that is slightly less dense than air. It is toxic to hemoglobic animals when encountered in concentrations above about 35 ppm.
Q7. Molybdenite is an ore/mineral of
मोलिब्डेइट किसकाएक अयस्क / खनिज का है:
(a) Molybdenum /मोलिब्डेनम
(b) Nickel /निकेल
(c) Silver /चांदी
(d) Tin/ टिन
Show Answer
S7. Ans.(a)
Sol.Molybdenite is the most important ore of the metal molybdenum. Molybdenite is currently being researched as a possible replacement semiconductor for silicon in transistors in electronic chips.
Sol.Molybdenite is the most important ore of the metal molybdenum. Molybdenite is currently being researched as a possible replacement semiconductor for silicon in transistors in electronic chips.
Q8. Which state has decided to recruit transgender people as jail wardens?
किस राज्य ने ट्रांजेन्डर लोगों को जेल वार्डन के रूप में भर्ती करने का फैसला किया है?
(a) Uttarakhand/उत्तराखंड
(b) Tamil Nadu/तमिलनाडु
(c) Kerala/केरल
(d) Odisha/ओडिशा
Show Answer
S8. Ans.(d)
Sol.The Odisha government has decided to recruit members of transgender community as warders in jails of the State.
Sol.The Odisha government has decided to recruit members of transgender community as warders in jails of the State.
Q9. What are Equinox days?
इक्विनॉक्स दिन क्या हैं?
(a) When day is smaller than night/जब दिन रात से छोटा होता है
(b) When day is the longest in the year/जब वर्ष में सबसे लंबा दिन होता है
(c) When day is greater than night/जब दिन रात से लंबा होता है
(d) When day and night are equal/जब दिन और रात समान होती है
Show Answer
S9. Ans.(d)
Sol.An equinox is commonly regarded as the moment the plane of Earth's equator passes through the center of the Sun's disk, which occurs twice each year, around 20 March and 22-23 September(when the sun shines directly on the equator and the length of day and night is nearly equal).
Sol.An equinox is commonly regarded as the moment the plane of Earth's equator passes through the center of the Sun's disk, which occurs twice each year, around 20 March and 22-23 September(when the sun shines directly on the equator and the length of day and night is nearly equal).
Q10. Which is the largest Union Territory of India?
भारत मेंसबसे बड़ा संघ राज्य क्षेत्र कौन सा है?
(a) Goa/गोवा
(b) Andaman and Nicobar Islands/अंडमान व नोकोबार द्वीप समूह
(c) Puducherry/पुडुचेरी
(d) Chandigarh/चंडीगढ़
Show Answer
S10. Ans.(b)
Sol. Andaman & Nicobar Islands is a group of 572 islands / islets and the largest union territory in India with an area of 8,249 sq km.
Sol. Andaman & Nicobar Islands is a group of 572 islands / islets and the largest union territory in India with an area of 8,249 sq km.
Q11. Mahatma Gandhi was born in which year?
महात्मा गांधी का जन्म किस वर्ष में हुआ था?
(a) 1869
(b) 1879
(c) 1889
(d) 1899
Show Answer
S11. Ans.(a)
Sol.Mohandas Karamchand Gandhi was born on 2 October 1869 to a Hindu ModhBaniya family in Porbandar (also known as Sudamapuri), a coastal town on the Kathiawar Peninsula and then part of the small princely state of Porbandar in the Kathiawar Agency of the Indian Empire.
Sol.Mohandas Karamchand Gandhi was born on 2 October 1869 to a Hindu ModhBaniya family in Porbandar (also known as Sudamapuri), a coastal town on the Kathiawar Peninsula and then part of the small princely state of Porbandar in the Kathiawar Agency of the Indian Empire.
Q12. Jahangir was born in the year
जहांगीर का जन्म किसवर्ष में हुआ था?
(a) 1569
(b) 1669
(c) 1769
(d) 1869
Show Answer
S12. Ans.(a)
Sol.Prince Salim, later Jahangir, was born on August 31, 1569, in FatehpurSikri, to Akbar and Jodha Bai.
Sol.Prince Salim, later Jahangir, was born on August 31, 1569, in FatehpurSikri, to Akbar and Jodha Bai.
Q13. Who won the Bharat Ratna on his 100th birthday?
(a) Acharya Vinobha bhave/आचार्य विनोबा भव
(b) JRD Tata/जेआरडी टाटा
(c) D.K. Karve/डी.के. कर्वे
(d) Zakir Hussain/जाकिर हुसैन
Show Answer
S13. Ans.(c)
Sol.Dhondo Keshav Karve (18 April 1858 – 9 November 1962), popularly known as Maharishi Karve, was a social reformer in India in the field of women's welfare. In honour of Karve, Queen's Road in Mumbai (Bombay) was renamed to Maharishi Karve Road. The Government of India awarded him with the highest civilian award, the Bharat Ratna, in 1958, the year of his 100th birthday.
Sol.Dhondo Keshav Karve (18 April 1858 – 9 November 1962), popularly known as Maharishi Karve, was a social reformer in India in the field of women's welfare. In honour of Karve, Queen's Road in Mumbai (Bombay) was renamed to Maharishi Karve Road. The Government of India awarded him with the highest civilian award, the Bharat Ratna, in 1958, the year of his 100th birthday.
Q14.Physical quantities, which have _______ only and no _______ are called scalar quantities.
भौतिकमात्रा, जिनमेंकेवल_______ है और _______ नहीं है, उन्हेंस्केलर मात्रा कहा जाता है
(a) direction, magnitude/दिशा, परिमाण
(b) magnitude, direction/परिमाण, दिशा
(c) speed, velocity/गति,वेग
(d) velocity, speed/वेग, गति
Show Answer
S14. Ans.(b)
Sol.The quantity is either a vector or a scalar. These two categories can be distinguished from one another by their distinct definitions: Scalars are quantities that are fully described by a magnitude (or numerical value) alone. Vectors are quantities that are fully described by both a magnitude and a direction.
Sol.The quantity is either a vector or a scalar. These two categories can be distinguished from one another by their distinct definitions: Scalars are quantities that are fully described by a magnitude (or numerical value) alone. Vectors are quantities that are fully described by both a magnitude and a direction.
Q15. Sudden fall in the barometric reading is an indication of _______.
बैरोमीट्रिक रीडिंग में अचानक गिरना_______ का संकेत है.
(a) Storm/तूफान
(b) Scorching heat/असहनीय गर्मी
(c) Rain/वर्षा
(d) Clear weather/साफ मौसम
Show Answer
S15. Ans.(a)
Sol.A barometer is a scientific instrument used in meteorology to measure atmospheric pressure. Pressure tendency can forecast short term changes in the weather.When barometric pressure is stable, it is an indication of good weather. However, when the pressure quickly falls, it means a storm is on the way. The measurements on a barometer are in millibars.
Sol.A barometer is a scientific instrument used in meteorology to measure atmospheric pressure. Pressure tendency can forecast short term changes in the weather.When barometric pressure is stable, it is an indication of good weather. However, when the pressure quickly falls, it means a storm is on the way. The measurements on a barometer are in millibars.
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